Contributions to the The Levantine Foundation Museology & Conservation Training Programme, Cairo, April 22-29, 2010.
- Basics of codicology. A short survey of issues involved, Cairo, April 22, 2010 (pdf).
- Beyond the codex. Codicology in scholarship, Cairo, April 22, 2010 (pdf).
- The written surface 1 (papyrus and parchment). Cairo, April 26, 2010 (pdf).
- The written surface 2 (paper). Cairo, April 26, 2010 (pdf).
- Organizing the Arabic manuscript. Cairo, April 27, 2010 (pdf).
- Making the Arabic manuscript. Cairo, April 27, 2010 (pdf).
- Making the Islamic manuscript (continued: lay-out and scripts). Cairo, April 28, 2010 (pdf).
- Making the Islamic manuscript (continued: lay-out and scripts 2). Cairo, April 28, 2010 (pdf).
- Making the Islamic manuscript (continued: lay-out, scripts, bindings). Cairo, April 29, 2010 (double session) (pdf).

Unusual Childhoods in Medieval Islam. On Ibn Tufayl's Hayy b. Yaqzan. Lecture given on Friday, 8 January 2010 in the conference 'Binds, Bonds, and Bands', organized by the Department of French, University of Victoria, B.C., a joint event with Help-UVic REACH (Research on Early Childhood) (pdf).

Beyond the codex. Codicology in scholarship. Lecture given at the Codicology Workshop of TIMA (The Islamic Manuscript Association), Cambridge, September 11, 2009 (pdf).

The didactics of palaeography. Lecture given at the Codicology Workshop of TIMA (The Islamic Manuscript Association), Cambridge, September 8, 2009 (pdf).

Ahmad Rami's translation of the Quatrains of Omar Khayyam. Lecture given at the Conference "The Legacy of Omar Khayyam, Mathematician, Philosopher, Astronomer and Poet", Leiden, July 6-7, 2009; Cambridge, July 9-10, 2009 (pdf).

Reading the Fihrist. Ordering the content in tables, as illustrated by some Persian manuscripts. Lecture held on September 23, 2008, at the Summer-School on Persian Codicology, Vienna (Institute of Iranian Studies, Austrian Academy of Sciences), 22-26 September 2008 (pdf).

Het verzamelen van Arabië. Christiaan Snouck Hurgronje en Mekka. Lecture held (in Dutch) by Prof. Jan Just Witkam in the National Museum of Ethnography, Leiden. Sunday 2 December 2007. (pdf).

Silver is silver, books are gold. Scientific manuscripts from Aleppo in the collections of Leiden University Library. Lecture held by Prof. Jan Just Witkam (Leiden University) at the celebration of the fourth centenary of the Consulate of the Netherlands in Aleppo, Syria. Aleppo, Friday 2 November 2007 (pdf).

The battle of the images. Images of Mecca en Medina in the prayer book of the Moroccan activist and mystic Muhammad b. Sulayman al-Jazuli. Course "The Islamic Book, from manuscript to modern media". Leiden, 10 October 2007 (pdf).

Yunani tibb. Greek-Islamic medicine in India and Pakistan. Paper presented by Prof. Jan Just Witkam at the Third Islamic Manuscript Conference of TIMA. Cambridge, 28 August 2007. (pdf).

Import and absorption. Some aspects of the Arabic manuscript literature in South-East Asia. Paper presented by Prof. Jan Just Witkam at the 4th International Conference 'Translated Manuscripts', Bibliotheca Alexandrina, Alexandria, Thursday 31 May 2007 (pdf).

The audio-visual dimension. Christiaan Snouck Hurgronje's documentation of sights and sounds of Arabia. Lecture held by Prof. Jan Just Witkam at the Workshop 'Scholarship in action. Views on life and work of Christiaan Snouck Hurgronje (1857-1936)'. Leiden, Friday 16 February 2007 (pdf).

Written in wax. Some early Islamic opinions about Qur'anic phonography. Paper presented by Prof. Jan Just Witkam at the European Science Foundation exploratory workshop 'Corpus Coranicum. Exploring the Textual Beginnings of the Qur'an'. Berlin, 6-9 November 2005 (pdf).

150 years of Acehnese books in Leiden University Library. Presentation by Prof. Jan Just Witkam (Scaliger Institute, Leiden), 9 June 2005 (pdf).